need more info, are you outside the USA? I cant find any reference to a new F70? love to see pictures of the truck, sounds like a off road expedition style project.
please more information
2001 GMC 6500 Topkick, 22' box, dropped frame, designed to fit into a 9' garage door. 3126 CAT 6spd Man Lo-Pro 19.5's w/ 3.07 rear axle ratio